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    <title>Document</title>
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    <style>
        .img_collection {
            background-size: auto 100%;
            background-image: url(https://21441736.s61i.faiusr.com/2/AD0IyNmcChACGAAgteP48gUoyIu5qwcwgA84wAY.jpg);
        }

        .img_collection_list {
            display: flex;
            flex-wrap: wrap;
        }

        .img_collection_list li {
            width: 25%;
            padding: 0 10px;
            margin-bottom: 60px;
        }

        .img_collection_card {
            background-color: var(--c_b_nav);
            width: 100%;
            padding: 16px;
            text-align: center;
        }

        .img_collection_card img {
            width: 100%;
            height: 306px;
        }

        .img_collection_card h3 {
            font-size: var(--f_text);
            line-height: var(--l_text);
            color: var(--c_text);
            margin-top: 16px;
        }

        .img_collection_card p {
            font-size: var(--f_describe);
            line-height: var(--l_describe);
            color: var(--c_subtitle);
            margin-top: 16px;
        }

        .img_collection_card span {
            font-size: var(--f_notes);
            line-height: var(--l_notes);
            color: var(--c_theme);
            margin-top: 16px;
            display: block;
        }
        .img_collection .button_small_bottom {
            margin: 40px auto 0px auto;
        }

        @media (max-width:1240px) {
            .img_collection_list li {
                width: 33.3%;
            }
        }
        @media (max-width:768px) {
            .img_collection_list li {
                width: 50%;
            }
            .img_collection .button_small_bottom {
                margin: 20px auto 0px auto;
            }
        }
        @media (max-width:500px) {
            .img_collection_card img {
                height: 170px;
            }
            .img_collection_list li{
                margin-bottom: 20px;
            }
            .img_collection_list li:nth-child(odd){
                padding: 10px 10px 10px 0;
            }
            .img_collection_list li:nth-child(even){
                padding: 10px 0px 10px 10px;
            }
            .img_collection_card h3,.img_collection_card p,
            .img_collection_card span{
                margin-top: 8px;
            }
        }
    </style>
</head>

<body>
    <div class="img_collection title_center modular">
        <div class="public_width">
            <div class="public_title ">
                <h2>推荐课程</h2>
                <p>RECOMMENDED COURSES</p>
            </div>
            <ul class="img_collection_list">
                <li>
                    <a href="">
                        <div class="img_collection_card">
                            <a href=""><img
                                    src="https://21441736.s61i.faiusr.com/2/AD0IyNmcChACGAAgq-L48gUo_IyNlQIwgAY4gAY.jpg"
                                    alt=""></a>
                            <a href="">
                                <h3>做好管理者</h3>
                            </a>
                            <p>彭老师</p>
                            <span>￥500</span>
                        </div>
                    </a>
                </li>
                <li>
                    <a href="">
                        <div class="img_collection_card">
                            <a href=""><img
                                    src="https://21441736.s61i.faiusr.com/2/AD0IyNmcChACGAAgq-L48gUo_IyNlQIwgAY4gAY.jpg"
                                    alt=""></a>
                            <a href="">
                                <h3>做好管理者</h3>
                            </a>
                            <p>彭老师</p>
                            <span>￥500</span>
                        </div>
                    </a>
                </li>
                <li>
                    <a href="">
                        <div class="img_collection_card">
                            <a href=""><img
                                    src="https://21441736.s61i.faiusr.com/2/AD0IyNmcChACGAAgq-L48gUo_IyNlQIwgAY4gAY.jpg"
                                    alt=""></a>
                            <a href="">
                                <h3>做好管理者</h3>
                            </a>
                            <p>彭老师</p>
                            <span>￥500</span>
                        </div>
                    </a>
                </li>
                <li>
                    <a href="">
                        <div class="img_collection_card">
                            <a href=""><img
                                    src="https://21441736.s61i.faiusr.com/2/AD0IyNmcChACGAAgq-L48gUo_IyNlQIwgAY4gAY.jpg"
                                    alt=""></a>
                            <a href="">
                                <h3>做好管理者</h3>
                            </a>
                            <p>彭老师</p>
                            <span>￥500</span>
                        </div>
                    </a>
                </li>
                <li>
                    <a href="">
                        <div class="img_collection_card">
                            <a href=""><img
                                    src="https://21441736.s61i.faiusr.com/2/AD0IyNmcChACGAAgq-L48gUo_IyNlQIwgAY4gAY.jpg"
                                    alt=""></a>
                            <a href="">
                                <h3>做好管理者</h3>
                            </a>
                            <p>彭老师</p>
                            <span>￥500</span>
                        </div>
                    </a>
                </li>
                <li>
                    <a href="">
                        <div class="img_collection_card">
                            <a href=""><img
                                    src="https://21441736.s61i.faiusr.com/2/AD0IyNmcChACGAAgq-L48gUo_IyNlQIwgAY4gAY.jpg"
                                    alt=""></a>
                            <a href="">
                                <h3>做好管理者</h3>
                            </a>
                            <p>彭老师</p>
                            <span>￥500</span>
                        </div>
                    </a>
                </li>
            </ul>
        </div>
        <a href="" class="button_small button_small_bottom">了解更多</a>
    </div>
</body>

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